package com.wonders.service;

import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

/**
 * @author：wonders
 * @date： 2022/7/18  10:27
 */
@Service
public class O {

    @Transactional
    public void o() {
        System.out.println("o");
    }
}
